000
FZPN03 KNHC 120912
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU SEP 12 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
OCTOBER 16 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP

SECURITE

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 0600 UTC THU SEP 12.
24 HOUR FORECAST VALID 0600 UTC FRI SEP 13.
48 HOUR FORECAST VALID 0600 UTC SAT SEP 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES...EP93...NEAR 18N107W 1004 MB. WITHIN 180 NM E 
SEMICIRCLE AND 120 NM W SEMICIRCLE OF LOW CENTER WINDS 20 TO 30 
KT. SEAS 9 TO 11 FT. FROM 12N TO 15N BETWEEN 104W AND 109W SW TO 
W WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. NUMEROUS SHOWERS AND TSTMS 
FROM 15N TO 20N BETWEEN 107W AND 110W. WINDS AND SEAS COULD BE 
HIGHER NEAR TSTMS. 
.24 HOUR FORECAST LOW PRES...EP93...POSSIBLE TROPICAL CYCLONE... 
NEAR 20N109W 1003 MB. WITHIN 210 NM E SEMICIRCLE AND 120 NM W 
SEMICIRCLE OF LOW CENTER WINDS 20 TO 30 KT. SEAS 9 TO 12 FT. 
ELSEWHERE FROM 19N TO 23N BETWEEN 105W AND 111W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN MIXED SWELL. 
.48 HOUR FORECAST LOW PRES...EP93...POSSIBLE TROPICAL CYCLONE... 
NEAR 23N111W 1002 MB. WITHIN 120 NM OF LOW CENTER...EXCEPT 135 
NM NE QUADRANT...INCLUDING THE SOUTHERN PART OF THE GULF OF 
CALIFORNIA...WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 

.12 HOUR FORECAST N OF 29N BETWEEN 118W AND 121W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW SWELL.
.18 HOUR FORECAST N OF 28N BETWEEN 117W AND 121W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN DECAYING NW SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 0900 UTC THU SEP 12...

.LOW PRES...EP93...CLUSTER OF MODERATE TO STRONG CONVECTION IS 
WITHIN 180 NM SW SEMICIRCLE OF LOW CENTER. 

.TROPICAL WAVE ALONG 107W...SCATTERED MODERATE CONVECTION TO 
ISOLATED STRONG CONVECTION IS FROM 17N TO 21N BETWEEN 103W AND 
109W.

.TROPICAL WAVE ALONG 87W...SCATTERED MODERATE CONVECTION IS 
FROM 07N TO 13N BETWEEN 83W AND 88W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH AXIS EXTENDS NEAR THE COASTS OF NORTHERN 
CENTRAL AMERICA AND SE MEXICO FROM 11N86W TO 1004 MB LOW 
PRESSURE LOCATED NEAR 18N107W TO 11N130W. THE ITCZ EXTENDS FROM 
11N130W TO BEYOND 10N140W. ASIDE FROM THE CONVECTION ASSOCIATED 
WITH THE TROPICAL WAVES AND LOW PRESSURE...SCATTERED MODERATE 
CONVECTION IS FROM 11N TO 15N BETWEEN 115W AND 125W. 

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.